Home / 1,039,734.60-1,559,486.70-852,419.40

Finding the Fourth Proportional to 1,039,734.60, 1,559,486.70 and 852,419.40

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Solution

The fourth proportional to 1,039,734.60, 1,559,486.70 and 852,419.40 is: 1,278,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,734.60 : 1,559,486.70 = 852,419.40 : x
  2. Step 2: Convert to fraction form
    1,039,734.60/1,559,486.70 = 852,419.40/x
  3. Step 3: Cross multiply
    1,039,734.60x = 1,559,486.70 × 852,419.40
  4. Step 4: Simplify right side
    1,039,734.60x = 1,329,336,717,121.98
  5. Step 5: Solve for x
    x = 1,329,336,717,121.98/1,039,734.60
  6. Step 6: Final answer
    x = 1,278,534.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.